L2 shearing and bending of metals.pptx

SHEARING AND BENDING OF METALS

Sheet Metalworking ,[object Object],[object Object],[object Object],[object Object]

Sheet and Plate Metal Products ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Sheet Metal Processes ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Advantages of Sheet Metal P arts ,[object Object],[object Object],[object Object],[object Object]

Shearing operation ,[object Object],[object Object],[object Object],[object Object],[object Object]

Sitting and Shaving Operations ,[object Object],FIGURE 7.11 Schematic illustrations of shaving on a sheared edge. (a) Shaving a sheared edge. (b) Shearing and shaving, combined in one stroke.

Shear Angles For Punches and Dies ,[object Object]

Progressive Dies ,[object Object]

Tailor-Welded Blanks ,[object Object]

Clearance in Sheet Metal Cutting

Progressive Die Sets ,[object Object],[object Object],[object Object],Figure 17-16 Progressive piercing and blanking die for making a square washer. Note that the punches are of different length.

Compound dies : ,[object Object],[object Object]

Transfer dies ,[object Object],[object Object],[object Object]

Allowance for Multiblank thru Die ,[object Object],[object Object],[object Object]

Springback is caused by the elastic recovery of the material upon unloading. The material tends to recover toward its originally flat shape. Overbend to compensate for springback

L2 shearing and bending of metals.pptx

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L2 shearing and bending of metals.pptx